Comparison

Grim Reader vs Mimesa

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Grim Reader

Organize and enrich your personal library of e-books, comics, and audiobooks. This app allows you to manage your collection locally or via your own servers, adding details like covers and author information. Enjoy a seamless reading and listening experience across all your content.

Highlights
  • Library management for e-books, comics, and audiobooks
  • Enrich library with online book and author data
  • Supports local files and personal servers (WebDAV, OPDS)
  • Cross-device reading and listening progress tracking
  • Organize by author, series, and genre
  • Mark favorites
Features
Read full description

Your books. Your library. Your way. Privacy By Design. Made in the EU. Grim Reader is a modern reader and library manager for e-books, comics and audiobooks. Keep your collection on your device, connect to your own servers, and turn even a simple collection of files into a rich, beautifully organised library. A library that feels alive Browse your collection by books, authors, series and more. See covers, reading progress and detailed information at a glance, continue where you left off, mark favourites and quickly find what you want to read next. Grim Reader is designed for both iPhone and iPad, with an interface that adapts to the device you are using. Enrich your books Missing a cover, description or other information? Grim Reader can help enrich your library using online book and author sources. Depending on the available information, Grim Reader can help you find and add details such as: • Covers and book descriptions • Authors and author information • Series information • Publisher and publication details • ISBN and other identifiers • Genres, categories and tags • Additional book metadata You remain in control and can review and edit your library information. More than e-books Grim Reader brings different types of reading together in one library: • Read e-books • Browse and read comics • Listen to audiobooks • Keep track of reading progress • Continue reading or listening across your library • Organise books by author and series • Mark books and authors as favourites Your files, your servers You don’t need to hand your library over to a commercial book platform. Grim Reader can work with books stored locally and supports personal libraries through WebDAV and OPDS, as well as the optional Grimmory server. This makes Grim Reader equally useful for a small collection on your iPhone or iPad and for a large self-hosted library. Made for readers Grim Reader focuses on your books rather than a store. There are no books to sell you and no ecosystem you need to buy into. Build the library you want, enrich it, organise it and enjoy reading it. Grim Reader — your library belongs to you.

About

Mimesa

Features
Read full description

Mimesa is a reading and listening app built for people who want to read more, but don’t always have the time to sit down with a book. Explore a huge library of public-domain classics, listen to human-narrated audiobooks from LibriVox, or upload your own EPUBs and PDFs to read or turn into audio with AI narration. Whether you’re commuting, walking, studying, relaxing, or trying to finally finish that book you started months ago, Mimesa lets you switch between reading and listening whenever you need. READ AND LISTEN IN ONE APP Mimesa combines an ebook reader, audiobook player, and AI narration tool into one simple library. You can: • Browse 77,000+ public-domain books • Listen to 22,000+ LibriVox human audiobooks • Read EPUBs and PDFs on your phone • Generate AI narration for supported documents • Follow along with text while listening • Build your own personal reading library • Pick up where you left off across books and audio CLASSIC BOOKS, MADE EASIER TO FINISH Mimesa is especially useful for classic literature and public-domain books. Discover authors like Jane Austen, Charles Dickens, Fyodor Dostoevsky, Oscar Wilde, Mary Shelley, Mark Twain, and many more. Instead of choosing between reading and listening, you can do both. Start reading at home, continue listening while walking, then return to the text later. HUMAN AUDIOBOOKS FROM LIBRIVOX For thousands of classics, Mimesa includes human-narrated audiobook recordings from LibriVox volunteers. Listen to public-domain audiobooks directly inside the app with a clean, simple player designed for long-form listening. AI NARRATION FOR EPUBS AND PDFs Have a document you want to listen to? Upload supported EPUB or PDF files and use AI narration to turn text into audio for personal listening. This is useful for books, essays, notes, study material, long documents, and other readable files. Your uploaded documents are for your personal use inside your own library. BUILT FOR READING MORE Mimesa is designed around one simple goal: helping you spend more time with books. Use it when you want to: • Read classic literature • Listen to audiobooks • Turn documents into audio • Follow along while listening • Study while commuting • Replace endless scrolling with books • Keep your reading and listening in one place WHY MIMESA? Most reading apps focus only on ebooks. Most audiobook apps focus only on audio. Mimesa brings both together. It gives you public-domain books, human audiobooks, AI narration, EPUB/PDF support, and a clean reading experience in one app. Read when you can. Listen when you can’t. Download Mimesa and start building your reading habit today. Terms of Use (EULA): https://www.mimesa.org/docs/eula Privacy Policy: https://www.mimesa.org/docs/privacy-policy Terms of Service: https://www.mimesa.org/docs/terms-of-service Support: armaaxs.com/me | armaan@armaaxs.com

Screenshots

Grim Reader3 screens
Mimesa4 screens

Verdict

The call

The clearest difference is iOS requirement: Mimesa at 15.1 against Grim Reader's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Grim Reader ships an update weekly, Mimesa every 9 days. Both last shipped on November 10, 2026.

Scorecard1 real difference · 8 level
Grim Reader versus Mimesa: the parameters behind the verdict, then further details
ParameterGrim ReaderMimesa
PriceFreeFree
Rating5.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyWeekly — betterEvery 9 days
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size19 MB54 MB
Age rating4+12+
DeveloperMaarten de KreijPurple Softworks (Pty) Ltd

In-app purchases

None

Grim Reader

No in-app purchases

None

Mimesa

No in-app purchases

Questions

Is Grim Reader free?
Grim Reader is free to download, with no in-app purchases.
Is Mimesa free?
Mimesa is free to download, with no in-app purchases.
Do Grim Reader or Mimesa have ads?
Neither Grim Reader nor Mimesa shows ads.
Which is updated more often, Grim Reader or Mimesa?
Grim Reader ships an update weekly, and Mimesa every 9 days. Most recently, Grim Reader was updated on November 10, 2026 and Mimesa on November 10, 2026.

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